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A solution is prepared by dissolving 20.2 mL of methanol (CH3OH) in 100.0 mL of water at 25 degrees Celsius.The final volume of the solution is 118 mL.  The densities of methanol and water at this temperature are 0.782 g/mL and 1.00 g/mL respectively.  Calculate mol fraction and mol percent.

A solution is prepared by dissolving 20.2 mL of methanol (CH3OH) in 100.0 mL of water at 25 degrees Celsius.The final volume of the solution is 118 mL.  The densities of methanol and water at this temperature are 0.782 g/mL and 1.00 g/mL respectively.  Calculate mol fraction and mol percent.

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.19QE
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A solution is prepared by dissolving 20.2 mL of methanol (CH3OH) in 100.0 mL of water at 25 degrees Celsius.The final volume of the solution is 118 mL.  The densities of methanol and water at this temperature are 0.782 g/mL and 1.00 g/mL respectively.  Calculate mol fraction and mol percent.

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